Home / 452,530,398.89-678,429,291.23-141,477,903.74

Finding the Fourth Proportional to 452,530,398.89, 678,429,291.23 and 141,477,903.74

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Solution

The fourth proportional to 452,530,398.89, 678,429,291.23 and 141,477,903.74 is: 212,102,334.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,530,398.89 : 678,429,291.23 = 141,477,903.74 : x
  2. Step 2: Convert to fraction form
    452,530,398.89/678,429,291.23 = 141,477,903.74/x
  3. Step 3: Cross multiply
    452,530,398.89x = 678,429,291.23 × 141,477,903.74
  4. Step 4: Simplify right side
    452,530,398.89x = 95,982,753,959,292,832
  5. Step 5: Solve for x
    x = 95,982,753,959,292,832/452,530,398.89
  6. Step 6: Final answer
    x = 212,102,334.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.